Potassium 2,5-dihydroxybenzenesulfonate

Potassium 2,5-dihydroxybenzenesulfonate Basic information
Product Name:Potassium 2,5-dihydroxybenzenesulfonate
Synonyms:HYDROQUINONE MONOSULFONIC ACID POTASSIUM;Benzenesulfonic acid,2,5-dihydroxy-, potassiuM salt (1:1);Hydroquinonesulfonic acid potassiuM salt technical grade;Hydroquinone monosulfonic acid potassium salt for synthesis;2,5-Dihydroxybenzenesulfonicacid,monopotassiumsalt;2,5-dihydroxy-benzenesulfonicacimonopotassiumsalt;Benzenesulfonicacid,2,5-dihydroxy-,monopotassiumsalt;POTASSIUM HYDROQUINONESULFONATE
CAS:21799-87-1
MF:C6H7KO5S
MW:230.28
EINECS:244-584-7
Product Categories:21799-87-1
Mol File:21799-87-1.mol
Potassium 2,5-dihydroxybenzenesulfonate Structure
Potassium 2,5-dihydroxybenzenesulfonate Chemical Properties
Melting point 251 °C (dec.)(lit.)
Boiling point 591.05℃[at 101 325 Pa]
density 1.74[at 20℃]
vapor pressure 0Pa at 25℃
storage temp. Store below +30°C.
form powder to crystal
color White to Almost white
Water Solubility soluble
BRN 5187027
Stability:Stable. Incompatible with bases, oxidizing agents.
LogP-3.912 at 25℃
CAS DataBase Reference21799-87-1(CAS DataBase Reference)
EPA Substance Registry SystemBenzenesulfonic acid, 2,5-dihydroxy-, monopotassium salt (21799-87-1)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-37/39
WGK Germany 2
TSCA Yes
HS Code 29082000
MSDS Information
ProviderLanguage
2,5-Dihydroxybenzenesulfonic acid potassium salt English
SigmaAldrich English
ACROS English
ALFA English
Potassium 2,5-dihydroxybenzenesulfonate Usage And Synthesis
Chemical Propertieswhite solid
UsesIt is employed in the synthesis and properties of sulfonated polyarylene ether nitrile copolymers for PEM with high thermal stability.
Flammability and ExplosibilityNotclassified
Purification MethodsRecrystallise it from water or EtOH. [Beilstein 11 I 70, 11 II 170, 11 III 570.]
Potassium 2,5-dihydroxybenzenesulfonate Preparation Products And Raw materials
2,5-DIHYDROXYTHIOPHENOL Linear alkyl benzenesulphonate 2-PHENOXY QUINIZARIN-3,4'-DISULFONIC ACID, DI K HYDROQUINONE-2,5-DISULFONIC ACID, DIPOTASSIUM SALT Potassium sorbate 2,5-DIHYDROXY-1,3-BENZENEDISULFONIC ACID DIPOTASSIUM SALT, TECH., 70 Amlodipine Besylate SULFONIC ACID Benzenesulfonic acid POTASSIUM3,4-DIHYDROXYBENZENESULFONATE Potassium lactate PHENOLSULFONIC ACID Potassium chlorate Cisatracurium besylate Potassium chloride POTASSIUM METHANESULFONATE Potassium 2,5-dihydroxybenzenesulfonate Potassium

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